title: Duodenal duplication: an unexpected finding at surgery. Case report.
mesh_terms: D004378:Duodenal Diseases / Q000150:complications / Q000175:diagnosis* / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D010195:Pancreatitis / Q000175:diagnosis / Q000209:etiology / Q000601:surgery